ID A0A165YNF2_9BACI Unreviewed; 306 AA.
AC A0A165YNF2; A0A161WYZ4;
DT 06-JUL-2016, integrated into UniProtKB/TrEMBL.
DT 06-JUL-2016, sequence version 1.
DT 24-JAN-2024, entry version 30.
DE RecName: Full=Homoserine kinase {ECO:0000256|ARBA:ARBA00017858, ECO:0000256|HAMAP-Rule:MF_00384};
DE Short=HK {ECO:0000256|HAMAP-Rule:MF_00384};
DE Short=HSK {ECO:0000256|HAMAP-Rule:MF_00384};
DE EC=2.7.1.39 {ECO:0000256|ARBA:ARBA00012078, ECO:0000256|HAMAP-Rule:MF_00384};
GN Name=thrB {ECO:0000256|HAMAP-Rule:MF_00384};
GN ORFNames=AP3564_09070 {ECO:0000313|EMBL:ASS90363.1}, AZI98_04405
GN {ECO:0000313|EMBL:KZN97278.1};
OS Aeribacillus pallidus.
OC Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Aeribacillus.
OX NCBI_TaxID=33936 {ECO:0000313|EMBL:KZN97278.1, ECO:0000313|Proteomes:UP000076476};
RN [1] {ECO:0000313|EMBL:KZN97278.1, ECO:0000313|Proteomes:UP000076476}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=8m3 {ECO:0000313|EMBL:KZN97278.1,
RC ECO:0000313|Proteomes:UP000076476};
RA Poltaraus A.B., Nazina T.N., Tourova T.P., Malakho S.M., Korshunova A.V.,
RA Sokolova D.S.;
RT "Draft genome sequence of Aeribacillus pallidus 8m3 from petroleum
RT reservoir.";
RL Submitted (APR-2016) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ASS90363.1, ECO:0000313|Proteomes:UP000214606}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=KCTC3564 {ECO:0000313|EMBL:ASS90363.1,
RC ECO:0000313|Proteomes:UP000214606};
RA Lee Y.-J., Park M.-K., Yi H., Bahn Y.-S., Kim J.F., Lee D.-W.;
RT "The whole genome sequencing and assembly of Aeribacillus pallidus KCTC3564
RT strain.";
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the ATP-dependent phosphorylation of L-homoserine
CC to L-homoserine phosphate. {ECO:0000256|HAMAP-Rule:MF_00384}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-homoserine = ADP + H(+) + O-phospho-L-homoserine;
CC Xref=Rhea:RHEA:13985, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:57476, ChEBI:CHEBI:57590, ChEBI:CHEBI:456216;
CC EC=2.7.1.39; Evidence={ECO:0000256|ARBA:ARBA00000528,
CC ECO:0000256|HAMAP-Rule:MF_00384};
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 4/5. {ECO:0000256|ARBA:ARBA00005015,
CC ECO:0000256|HAMAP-Rule:MF_00384}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00384}.
CC -!- SIMILARITY: Belongs to the GHMP kinase family. Homoserine kinase
CC subfamily. {ECO:0000256|ARBA:ARBA00007370, ECO:0000256|HAMAP-
CC Rule:MF_00384}.
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DR EMBL; CP017703; ASS90363.1; -; Genomic_DNA.
DR EMBL; LWBR01000012; KZN97278.1; -; Genomic_DNA.
DR RefSeq; WP_063387081.1; NZ_SFCD01000018.1.
DR STRING; 33936.AZI98_04405; -.
DR KEGG; apak:AP3564_09070; -.
DR OrthoDB; 9769912at2; -.
DR UniPathway; UPA00050; UER00064.
DR Proteomes; UP000076476; Unassembled WGS sequence.
DR Proteomes; UP000214606; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004413; F:homoserine kinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR GO; GO:0009088; P:threonine biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.230.10; -; 1.
DR Gene3D; 3.30.70.890; GHMP kinase, C-terminal domain; 1.
DR HAMAP; MF_00384; Homoser_kinase; 1.
DR InterPro; IPR013750; GHMP_kinase_C_dom.
DR InterPro; IPR036554; GHMP_kinase_C_sf.
DR InterPro; IPR006204; GHMP_kinase_N_dom.
DR InterPro; IPR006203; GHMP_knse_ATP-bd_CS.
DR InterPro; IPR000870; Homoserine_kinase.
DR InterPro; IPR020568; Ribosomal_Su5_D2-typ_SF.
DR InterPro; IPR014721; Ribsml_uS5_D2-typ_fold_subgr.
DR NCBIfam; TIGR00191; thrB; 1.
DR PANTHER; PTHR20861:SF1; HOMOSERINE KINASE; 1.
DR PANTHER; PTHR20861; HOMOSERINE/4-DIPHOSPHOCYTIDYL-2-C-METHYL-D-ERYTHRITOL KINASE; 1.
DR Pfam; PF08544; GHMP_kinases_C; 1.
DR Pfam; PF00288; GHMP_kinases_N; 1.
DR PIRSF; PIRSF000676; Homoser_kin; 1.
DR PRINTS; PR00958; HOMSERKINASE.
DR SUPFAM; SSF55060; GHMP Kinase, C-terminal domain; 1.
DR SUPFAM; SSF54211; Ribosomal protein S5 domain 2-like; 1.
DR PROSITE; PS00627; GHMP_KINASES_ATP; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_00384};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00384}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00384};
KW Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000256|HAMAP-Rule:MF_00384};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00384}; Reference proteome {ECO:0000313|Proteomes:UP000076476};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697, ECO:0000256|HAMAP-
KW Rule:MF_00384};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00384}.
FT DOMAIN 83..143
FT /note="GHMP kinase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF00288"
FT DOMAIN 207..280
FT /note="GHMP kinase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF08544"
FT BINDING 90..100
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00384"
SQ SEQUENCE 306 AA; 33525 MW; 791466EE4790F2CE CRC64;
MKEGDMLKIQ VPGSTANLGP GFDSVGLALN RYLTLAVTFA ENWTFKPVSE EVANVPEGKE
NLIYKVASKL AEKHSVNLPA CYVEISSDIP MTRGLGSSAA AIAAGIELCD RVCKLNLSDE
EKIHFASKFE GHPDNAGASI VGGLVVGYLT DDHTYFVKVD NLDVDIIAVI PPYYLYTKDS
RGVLPKTFKF QQSVKASAIS NVLVGSIMNN NWELAGQMME MDIFHQPYRE SLVPELSAVR
KIGKEHGVYG TVLSGAGPTI LCFAPKGMRH SLRPKLKEAF PHCEVTQLEI DYEGTKSWFT
HIESLI
//
